<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title> 课程导航 </title>
    <style>
        .box{
            width: 165px;
            margin: 0;
            padding: 0;
            background-color: #F5F9FC;
            border: 1px solid #AACBEE;
            
        }

        .box h4{
            margin: 0;
            line-height: 30px;
            padding-left: 30px;
            background-image: url(./image/title_icon.gif);
            background-repeat: no-repeat;
            background-position: 10px 8px;
        }

        .box ul{
            padding: 0;
            margin: 0;
            list-style-type: none;
        }

        .box ul li{
            padding: 0 8px;
            line-height: 30px;
            border-top: 1px solid #AACBEE;
            background-image: url(./image/submenu.gif);
            background-position: right center;
        }
    </style>
</head>
<body>
    <div class="box">
        <h4>课程导航</h4>
        <ul>
            <li>全栈工程师</li>
            <li>物联网工程师</li>
            <li>前端工程师</li>
            <li>大数据工程师</li>
            <li>电子商务</li>
            <li>UI设计</li>
            <li>GO后台开发工程师 </li>
        </ul>
        
    </div>
</body>
</html>